JIR
| Acronym | Definition |
|---|---|
| JIR | Jewish Institute of Religion (New York, NY) |
| JIR | Jumper for Infra Red |
| JIR | Juventud de Izquierda Revolucionaria |
| JIR | Journal of Irreproducible Results |
| JIR | James Investment Research (Ohio) |
| JIR | Japan Institute of Rhythm |
| JIR | Jump into Reading (tutoring; Stockton, CA) |
| JIR | Journal of Improbable Results |